Adsense Performance by Country

You can now see the performance of your Adsense ads per country. From your Performance Report Tab, click 'Country' on the left-hand side navigation panel. Adsense will then show the earnings you get per country.

Historical data is not available though. You can only start showing earnings starting March 22, 2011.


[Source] [note: the screenshot above is not mine, but from the Adsense blog post.]

Google's Ad Market Share to Reach 43.5% in '11

According to the eMarketer blog, Google's online ad market share will reach 43.5% in 2011, rising from 38.9% in 2010. It is projected to increase to 47.6% in 2012.


Yahoo! will get 11.9% of the ad market pie, Facebook 7.7% and Microsoft 5.4%. 


[source]